diff --git a/requirements.txt b/requirements.txt
index 526d25ef..090776f9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,3 +7,5 @@ onnxruntime
 torch
 torchvision
 mpmath
+
+pillow>=7.1.0 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file